* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    list-style-type: none;
}

#box {
    width: 100vw;
    height: 100vh;
    min-width: 1200px;
    overflow: hidden;
}

#box>div {
    width: 100%;
    height: 100%;
}

#box>div:first-child {
    display: block;
    position: relative;
}

#box>div:first-child>button {
    width: 200px;
    height: 50px;
    border-radius: 10px;
    background-color: transparent;
    color: aqua;
    font-size: 20px;
    font-weight: 600;
    cursor: pointer;
}

#box>div:first-child>div:nth-child(4) {
    width: 500px;
    position: absolute;
    left: 0;
    top: 100px;
    border: 1px solid rebeccapurple;
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
    overflow-y: scroll;
    max-height: 500px;
}

#box>div:first-child>div:nth-child(4)::-webkit-scrollbar {
    width: 0px;
    height: 0px;
}

#box>div:first-child>div:nth-child(4)>div {
    width: 100%;
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#box>div:first-child>div:nth-child(4)>div:nth-child(2)>div {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

#box>div:first-child>div:nth-child(4)>div:nth-child(2)>div:last-child {
    flex: 2;
}

#box>div:first-child>div:nth-child(4)>ul {
    width: 100%;
}

#box>div:first-child>div:nth-child(4)>ul>li {
    width: 100%;
    height: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#box>div:first-child>div:nth-child(4)>ul>li>div {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

#box>div:first-child>div:nth-child(4)>ul>li>div:last-child {
    flex: 2;
}

#box>div:first-child>div:nth-child(5) {
    width: 100%;
    height: 30px;
    position: absolute;
    top: 0;
    left: 0;
    font-size: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
}

#box>div:first-child>button:first-child {
    position: absolute;
    top: calc(50% - 50px);
    left: calc(50% + 100px);
    border-bottom: none;
    border-bottom-left-radius: 0px;
    border-bottom-right-radius: 0px;
}

#box>div:first-child>button:nth-child(2) {
    position: absolute;
    border-radius: 0px;
    border-top: none;
    border-bottom: none;
    top: calc(50% - 0px);
    left: calc(50% + 100px);
}

#box>div:first-child>button:nth-child(3) {
    position: absolute;
    top: calc(50% + 50px);
    left: calc(50% + 100px);
    border-top: none;
    border-top-left-radius: 0px;
    border-top-right-radius: 0px;
}

#box>div:nth-child(2) {
    display: none;
    position: relative;
    background-color: #c3c8c9;
}

#box>div:nth-child(3) {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 40px;
    display: none;
    justify-content: space-between;
    font-size: 20px;
    color: rgb(255, 255, 255);
}